2024-09-28_d7d1fa33325a6e19694456fff690d50b_cobalt-strike_hijackloader_ryuk

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General

Target

2024-09-28_d7d1fa33325a6e19694456fff690d50b_cobalt-strike_hijackloader_ryuk
Size

27.6MB
MD5

d7d1fa33325a6e19694456fff690d50b
SHA1

35e9c4fdda414a33de57c70d666d88ae87cc622a
SHA256

9a48fc78ecd173b8a61b1104b1da2ab8d9d44c1f2fc96b00370abae3221b0127
SHA512

f9373e9bc52696275426aa84c1ccb2aa345c114cc22e0c74fad4fcf458e16853c4b89940845fc7313f180ebecf1ff578f1fbce1c087825c25a10e2b7c4e11a0d
SSDEEP

393216:u9bQVj4y/KKWTJRmSQh2AYrjq/6yq0B4qUWBUQn9o2f03kND5/wPP8Mz:u9bk/9IESQhge/6F0BWW2QnGki8Mz

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-09-28_d7d1fa33325a6e19694456fff690d50b_cobalt-strike_hijackloader_ryuk

Files

2024-09-28_d7d1fa33325a6e19694456fff690d50b_cobalt-strike_hijackloader_ryuk
.exe windows:5 windows x64 arch:x64

c7125f57470fa6ec0132b5bcc3e2928c

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
HeapSize
GetProcessHeap
GetStringTypeW
GetFileType
SetStdHandle
GetEnvironmentStringsW
GetCommandLineW
GetCommandLineA
GetCPInfo
GetOEMCP
IsValidCodePage
FindNextFileA
FindFirstFileExA
FindClose
CreateFileW
LoadLibraryA
lstrcatW
CloseHandle
WriteFile
FreeEnvironmentStringsW
GetProcAddress
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
HeapFree
HeapAlloc
HeapReAlloc
LCMapStringW
RaiseException

user32

LoadIconW
LoadCursorW
LoadBitmapW
MessageBoxW
SetWindowTextW
InvalidateRect
EndPaint
BeginPaint
GetForegroundWindow
UpdateWindow
ModifyMenuW
EnableMenuItem
GetMenu
KillTimer
SetTimer
ShowWindow
CreateWindowExW
RegisterClassW
PostQuitMessage
DefWindowProcW
SendMessageW
DispatchMessageW
TranslateMessage
GetMessageW
DrawEdge
wsprintfW
CheckMenuItem

gdi32

DeleteObject
DeleteDC
CreatePatternBrush
CreateCompatibleDC
BitBlt
SelectObject

shell32

SHGetSpecialFolderPathW

Sections

.text
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27.5MB - Virtual size: 27.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 43KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

c7125f57470fa6ec0132b5bcc3e2928c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

Sections

.text Size: 48KB - Virtual size: 48KB

.rdata Size: 36KB - Virtual size: 35KB

.data Size: 27.5MB - Virtual size: 27.5MB

.pdata Size: 3KB - Virtual size: 3KB

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 43KB - Virtual size: 43KB

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 48KB - Virtual size: 48KB

.rdata
Size: 36KB - Virtual size: 35KB

.data
Size: 27.5MB - Virtual size: 27.5MB

.pdata
Size: 3KB - Virtual size: 3KB

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 43KB - Virtual size: 43KB

.reloc
Size: 2KB - Virtual size: 1KB